x+2x+(-x)=2-x+4

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Solution for x+2x+(-x)=2-x+4 equation: 



x+2x+(-x)=2-x+4

We move all terms to the left:

x+2x+(-x)-(2-x+4)=0

We add all the numbers together, and all the variables

x+2x+(-1x)-(-1x+6)=0

We add all the numbers together, and all the variables

3x+(-1x)-(-1x+6)=0

We get rid of parentheses

3x-1x+1x-6=0

We add all the numbers together, and all the variables

3x-6=0

We move all terms containing x to the left, all other terms to the right

3x=6

x=6/3

x=2

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